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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* fdtd class */</span>
<a name="l00002"></a>00002 
<a name="l00003"></a><a class="code" href="classFDTDPlotter.html">00003</a> <span class="keyword">class </span><a class="code" href="classFDTDPlotter.html">FDTDPlotter</a> {
<a name="l00004"></a>00004 <span class="keyword">public</span>:
<a name="l00005"></a>00005   <span class="keywordtype">string</span> name;
<a name="l00006"></a>00006   <span class="keywordtype">string</span> datafile;
<a name="l00007"></a>00007   <span class="keywordtype">string</span> plotcmd;
<a name="l00008"></a>00008   Piper  plotpipe;
<a name="l00009"></a>00009   Buffer plotdata;
<a name="l00010"></a>00010   <span class="keywordtype">int</span> slab;
<a name="l00011"></a>00011   <span class="keywordtype">char</span> axis;
<a name="l00012"></a>00012   <span class="keyword">enum</span> {contour, point} plottype;
<a name="l00013"></a>00013   
<a name="l00014"></a>00014   <a class="code" href="classFDTDPlotter.html">FDTDPlotter</a>(<span class="keywordtype">string</span> pname, Buffer&amp; buf) {
<a name="l00015"></a>00015     name=pname;
<a name="l00016"></a>00016     plotdata.refto(&amp;buf);
<a name="l00017"></a>00017     datafile=<span class="stringliteral">&quot;xxx-plotdata-&quot;</span>+name+<span class="stringliteral">&quot;-xxx&quot;</span>;
<a name="l00018"></a>00018     plotpipe.open(<span class="stringliteral">&quot;gnuplot &gt; /dev/null 2&gt;&amp;1&quot;</span>);
<a name="l00019"></a>00019     init_slab(0,<span class="charliteral">&#39;z&#39;</span>);
<a name="l00020"></a>00020   }
<a name="l00021"></a>00021   
<a name="l00022"></a>00022   ~<a class="code" href="classFDTDPlotter.html">FDTDPlotter</a>() {
<a name="l00023"></a>00023     system((<span class="keywordtype">string</span>(<span class="stringliteral">&quot;rm -f &quot;</span>)+datafile).c_str());
<a name="l00024"></a>00024   }
<a name="l00025"></a>00025   
<a name="l00026"></a>00026   <span class="keywordtype">void</span> init_slab(<span class="keywordtype">int</span> s, <span class="keyword">const</span> <span class="keywordtype">char</span> norm) {
<a name="l00027"></a>00027     plottype=contour;
<a name="l00028"></a>00028     axis=norm;
<a name="l00029"></a>00029     slab=s;
<a name="l00030"></a>00030     plotpipe.send(<span class="stringliteral">&quot;reset\nset term x11&quot;</span>);
<a name="l00031"></a>00031     plotpipe.send(<span class="stringliteral">&quot;set pm3d\nunset surface\nset contour\nset view map&quot;</span>);
<a name="l00032"></a>00032     plotpipe.send(<span class="stringliteral">&quot;set key left outside&quot;</span>);
<a name="l00033"></a>00033     plotcmd=<span class="stringliteral">&quot;sp &#39;&quot;</span>+datafile+<span class="stringliteral">&quot;&#39; matrix w l not&quot;</span>;
<a name="l00034"></a>00034   }
<a name="l00035"></a>00035   
<a name="l00036"></a>00036   <span class="keywordtype">void</span> init_prof(<span class="keyword">const</span> <span class="keywordtype">char</span> ax) {
<a name="l00037"></a>00037     plottype=point;
<a name="l00038"></a>00038     axis=ax;
<a name="l00039"></a>00039     plotpipe.send(<span class="stringliteral">&quot;reset \nset term x11&quot;</span>);
<a name="l00040"></a>00040     plotpipe.send(<span class="stringliteral">&quot;set key left outside&quot;</span>);
<a name="l00041"></a>00041     plotcmd=<span class="stringliteral">&quot;p &#39;&quot;</span>+datafile+<span class="stringliteral">&quot;&#39; u 1:2 not&quot;</span>;
<a name="l00042"></a>00042   }
<a name="l00043"></a>00043   
<a name="l00044"></a>00044   <span class="keywordtype">void</span> send(<span class="keywordtype">string</span> cmd) {plotpipe.send(cmd);}
<a name="l00045"></a>00045   
<a name="l00046"></a>00046   <span class="keywordtype">void</span> snap(<span class="keywordtype">string</span> snapfile) {
<a name="l00047"></a>00047     send(<span class="stringliteral">&quot;set term png&quot;</span>);
<a name="l00048"></a>00048     send(<span class="stringliteral">&quot;set output &#39;&quot;</span>+snapfile+<span class="stringliteral">&quot;.png&quot;</span>);
<a name="l00049"></a>00049     plot();
<a name="l00050"></a>00050     send(<span class="stringliteral">&quot;set term x11&quot;</span>);
<a name="l00051"></a>00051   }                                                      
<a name="l00052"></a>00052   
<a name="l00053"></a>00053   <span class="keywordtype">void</span> save(<span class="keywordtype">string</span> fname) {
<a name="l00054"></a>00054     <span class="keywordflow">if</span>(file_exist(datafile)) {
<a name="l00055"></a>00055       
<a name="l00056"></a>00056       <span class="keywordtype">string</span> cmd(<span class="stringliteral">&quot;cp &quot;</span>);
<a name="l00057"></a>00057       cmd.append(datafile+<span class="stringliteral">&quot; &quot;</span>+fname);
<a name="l00058"></a>00058       system(cmd.c_str());
<a name="l00059"></a>00059       
<a name="l00060"></a>00060       cmd=datafile;
<a name="l00061"></a>00061       datafile=fname;
<a name="l00062"></a>00062       plot();
<a name="l00063"></a>00063       datafile=cmd;
<a name="l00064"></a>00064 
<a name="l00065"></a>00065       cmd=<span class="stringliteral">&quot;save &#39;&quot;</span>;
<a name="l00066"></a>00066       cmd.append(fname+<span class="stringliteral">&quot;.plot&#39;&quot;</span>);
<a name="l00067"></a>00067       send(cmd);
<a name="l00068"></a>00068       
<a name="l00069"></a>00069     }
<a name="l00070"></a>00070   }
<a name="l00071"></a>00071   
<a name="l00072"></a>00072   <span class="keywordtype">void</span> plot_contour() {
<a name="l00073"></a>00073     ofstream ofl(datafile.c_str());
<a name="l00074"></a>00074     plotdata.dump(ofl,slab,axis);
<a name="l00075"></a>00075     ofl.flush();
<a name="l00076"></a>00076     ofl.close();
<a name="l00077"></a>00077     send(<span class="stringliteral">&quot;set title &#39;slab=&quot;</span>+as_string(slab)+<span class="stringliteral">&quot;&#39;&quot;</span>);
<a name="l00078"></a>00078     <span class="keywordflow">if</span>(axis==<span class="charliteral">&#39;z&#39;</span>) send(<span class="stringliteral">&quot;set xlabel &#39;x&#39;\nset ylabel &#39;y&#39;&quot;</span>);
<a name="l00079"></a>00079     <span class="keywordflow">if</span>(axis==<span class="charliteral">&#39;y&#39;</span>) send(<span class="stringliteral">&quot;set xlabel &#39;x&#39;\nset ylabel &#39;z&#39;&quot;</span>);
<a name="l00080"></a>00080     <span class="keywordflow">if</span>(axis==<span class="charliteral">&#39;x&#39;</span>) send(<span class="stringliteral">&quot;set xlabel &#39;y&#39;\nset ylabel &#39;z&#39;&quot;</span>);
<a name="l00081"></a>00081     send(plotcmd);      
<a name="l00082"></a>00082   }
<a name="l00083"></a>00083   
<a name="l00084"></a>00084   <span class="keywordtype">void</span> plot_point() {
<a name="l00085"></a>00085     ofstream ofl(datafile.c_str());
<a name="l00086"></a>00086     plotdata.dump(ofl,axis);
<a name="l00087"></a>00087     ofl.flush();
<a name="l00088"></a>00088     ofl.close();
<a name="l00089"></a>00089     <span class="keywordtype">char</span> c[2]={axis,0x0};
<a name="l00090"></a>00090     send(<span class="stringliteral">&quot;set xlabel &#39;&quot;</span>+<span class="keywordtype">string</span>(c)+<span class="stringliteral">&quot;&#39;&quot;</span>);
<a name="l00091"></a>00091     send(plotcmd);
<a name="l00092"></a>00092   }
<a name="l00093"></a>00093 
<a name="l00094"></a>00094   <span class="keywordtype">void</span> plot() {
<a name="l00095"></a>00095     <span class="keywordflow">if</span>(plottype==contour) plot_contour();
<a name="l00096"></a>00096     <span class="keywordflow">if</span>(plottype==point) plot_point();
<a name="l00097"></a>00097   }  
<a name="l00098"></a>00098 
<a name="l00099"></a>00099 };
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